opac/opac-export.pl

   1 #!/usr/bin/perl
   2
   3 # Parts Copyright Catalyst IT 2011
   4 #
   5 # This file is part of Koha.
   6 #
   7 # Koha is free software; you can redistribute it and/or modify it
   8 # under the terms of the GNU General Public License as published by
   9 # the Free Software Foundation; either version 3 of the License, or
  10 # (at your option) any later version.
  11 #
  12 # Koha is distributed in the hope that it will be useful, but
  13 # WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  15 # GNU General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License
  18 # along with Koha; if not, see <http://www.gnu.org/licenses>.
  19
  20 use Modern::Perl;
  21
  22 use C4::Record;
  23 use C4::Auth;
  24 use C4::Output;
  25 use C4::Biblio;
  26 use CGI qw ( -utf8 );
  27 use C4::Auth;
  28 use C4::Ris;
  29 use Koha::RecordProcessor;
  30
  31 my $query = CGI->new;
  32 my $op=$query->param("op")||''; #op=export is currently the only use
  33 my $format=$query->param("format")||'utf8';
  34 my $biblionumber = $query->param("bib")||0;
  35 $biblionumber = int($biblionumber);
  36 my $error = q{};
  37
  38 # Determine logged in user's patron category.
  39 # Blank if not logged in.
  40 my $userenv = C4::Context->userenv;
  41 my $borcat = q{};
  42 if ($userenv) {
  43     my $borrowernumber = $userenv->{'number'};
  44     if ($borrowernumber) {
  45         my $borrower = Koha::Patrons->find( { borrowernumber => $borrowernumber } );
  46         $borcat = $borrower ? $borrower->categorycode : $borcat;
  47     }
  48 }
  49
  50 my $include_items = ($format =~ /bibtex/) ? 0 : 1;
  51 my $marc = $biblionumber
  52     ? GetMarcBiblio({
  53         biblionumber => $biblionumber,
  54         embed_items  => $include_items,
  55         opac         => 1,
  56         borcat       => $borcat })
  57     : undef;
  58
  59 if(!$marc) {
  60     print $query->redirect("/cgi-bin/koha/errors/404.pl");
  61     exit;
  62 }
  63
  64 # ASSERT: There is a biblionumber, because GetMarcBiblio returned something.
  65 my $framework = GetFrameworkCode( $biblionumber );
  66 my $record_processor = Koha::RecordProcessor->new({
  67     filters => 'ViewPolicy',
  68     options => {
  69         interface => 'opac',
  70         frameworkcode => $framework
  71     }
  72 });
  73 $record_processor->process($marc);
  74
  75 if ($format =~ /endnote/) {
  76     $marc = marc2endnote($marc);
  77     $format = 'endnote';
  78 }
  79 elsif ($format =~ /marcxml/) {
  80     $marc = marc2marcxml($marc);
  81     $format = 'marcxml';
  82 }
  83 elsif ($format=~ /mods/) {
  84     $marc = marc2modsxml($marc);
  85     $format = 'mods';
  86 }
  87 elsif ($format =~ /ris/) {
  88     $marc = marc2ris($marc);
  89     $format = 'ris';
  90 }
  91 elsif ($format =~ /bibtex/) {
  92     $marc = marc2bibtex($marc,$biblionumber);
  93     $format = 'bibtex';
  94 }
  95 elsif ($format =~ /^(dc|oaidc|srwdc|rdfdc)$/i ) {
  96     # TODO: Dublin Core leaks fields marked hidden by framework.
  97     $marc = marc2dcxml($marc, undef, $biblionumber, $format);
  98     $format = "dublin-core.xml";
  99 }
 100 elsif ($format =~ /marc8/) {
 101     ($error,$marc) = changeEncoding($marc,"MARC","MARC21","MARC-8");
 102     $marc = $marc->as_usmarc() unless $error;
 103     $format = 'marc8';
 104 }
 105 elsif ($format =~ /utf8/) {
 106     C4::Charset::SetUTF8Flag($marc,1);
 107     $marc = $marc->as_usmarc();
 108     $format = 'utf8';
 109 }
 110 elsif ($format =~ /marcstd/) {
 111     C4::Charset::SetUTF8Flag($marc,1);
 112     ($error,$marc) = marc2marc($marc, 'marcstd', C4::Context->preference('marcflavour'));
 113     $format = 'marcstd';
 114 }
 115 elsif ( $format =~ /isbd/ ) {
 116     $marc   = GetISBDView({
 117         'record'    => $marc,
 118         'template'  => 'opac',
 119         'framework' => $framework,
 120     });
 121     $format = 'isbd';
 122 }
 123 else {
 124     $error= "Format $format is not supported.";
 125 }
 126
 127 if ($error){
 128     print $query->header();
 129     print $query->start_html();
 130     print "<h1>An error occurred </h1>";
 131     print $query->escapeHTML("$error");
 132     print $query->end_html();
 133 }
 134 else {
 135     if ($format eq 'marc8'){
 136         print $query->header(
 137             -type => 'application/marc',
 138             -charset=>'ISO-2022',
 139             -attachment=>"bib-$biblionumber.$format");
 140     }
 141     elsif ( $format eq 'isbd' ) {
 142         print $query->header(
 143             -type       => 'text/plain',
 144             -charset    => 'utf-8',
 145             -attachment =>  "bib-$biblionumber.txt"
 146         );
 147     } else {
 148         binmode STDOUT, ':encoding(UTF-8)';
 149         print $query->header(
 150             -type => 'application/octet-stream',
 151             -charset => 'utf-8',
 152             -attachment => "bib-$biblionumber.$format"
 153         );
 154     }
 155     print $marc;
 156 }
 157
 158 1;